Alright, let's work through 88784780 times 39422039 step by step
88784780 × 39422039 = 39422039 × (88784780)
+ 39422039 × 0 that results in 0
+ 39422039 × 80 producing 3153763120
+ 39422039 × 700 what gives us 27595427300
+ 39422039 × 4000 what gives us 157688156000
+ 39422039 × 80000 resulting in 3153763120000
+ 39422039 × 700000 producing 27595427300000
+ 39422039 × 8000000 which equals 315376312000000
+ 39422039 × 80000000 yielding 3153763120000000

= 3500077059766420
